Coffee maker



FIG. 1 is a front perspective of a coffee maker embodying my design;

FIG. 2 is a front elevation of the coffee maker shown in FIG. 1;

FIG. 3 is a right side elevation of the coffee maker shown in FIGS. 1and 2;

FIG. 4 is a rear elevation of the coffee maker shown in FIGS. 1-3;

FIG. 5 is a left side elevation of the coffee maker shown in FIGS. 1-4;

FIG. 6 is a top view of the coffee maker shown in FIGS. 1-5; and,

FIG. 7 is a bottom view of the coffee maker shown in FIGS. 1-6.

CLAIM The ornamental design for a coffee maker, as shown and described.